Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6760403 | Method and apparatus for orienting a crystalline body during radiation diffractometry | Mark Secrest | 2004-07-06 |
| 6348870 | Melt spill indicator device | Douglas G. Anderson | 2002-02-19 |
| 6254674 | Method of controllably delivering dopant by limiting the release rate of dopant from a submerged vessel | — | 2001-07-03 |
| 6250698 | Purge tube ring removal tool | — | 2001-06-26 |
| 6249953 | Method for assembling portions of a pulling chamber | — | 2001-06-26 |
| 6247737 | Holding ring tool | — | 2001-06-19 |
| 6190293 | Push-up exercise apparatus | Richard Donald Schuyler | 2001-02-20 |
| 6183556 | Insulating and warming shield for a seed crystal and seed chuck | Clifford W. Groat | 2001-02-06 |
| 6179914 | Dopant delivery system and method | — | 2001-01-30 |
| 6115903 | Purge tube removal and replacement | — | 2000-09-12 |
| 6106611 | Insulating and warming shield for a seed crystal and seed chuck and method for using the device | Clifford W. Groat | 2000-08-22 |
| 6090198 | Method for reducing thermal shock in a seed crystal during growth of a crystalline ingot | — | 2000-07-18 |
| 6083092 | Multi-piece lathe chuck for silicon ingots | Travis Nice, Richard Brown | 2000-07-04 |
| 6012976 | Multi-piece lathe chuck for silicon ingots | Travis Nice, Richard Brown | 2000-01-11 |
| 5976245 | Czochralski crystal growing system | — | 1999-11-02 |
| 5901694 | Counterweight for silicon ingot endcuts | — | 1999-05-11 |
| 5832914 | Ingot trimming method and apparatus | — | 1998-11-10 |
| D384252 | Picture hanging tool | — | 1997-09-30 |
| 5398906 | Wall-marking device | — | 1995-03-21 |
| 5129154 | Wall-marking device | — | 1992-07-14 |